Veigar is extremely Mana and Cooldown Reduction dependent. Try buying items with these stats in order to increase the effectiveness of your passive and Baleful Strike.
Veigar is very fragile. It is valuable to select at least one summoner spell that can be used defensively.
Use Event Horizon to increase your chances of landing Dark Matter.
Stay behind minions to make Charm difficult to land, this will reduce Ahri's damage potential significantly.
Ahri's survivability is dramatically reduced when her Ultimate, Spirit Rush, is down.
The stats provided here clarify some strategic Veigar against Ahri matchup stats that can help you explain the distinctions between these two champions. As an example, Veigar’s KDA ratio ([kills + assists] / deaths) of NaN is more than Ahri’s KDA ratio of NaN, demonstrating that Veigar may be more central to his team's team fighting capability than Ahri..
Veigar normally has a similar longest killing spree as his counter does. On average, he takes a similar amount of damage to Ahri. This is usually reflective of differing health capacities, but it can also show that the champ with more HP has less mobility and thus is unable to flee from further damage when engaged or poked.
Both LoL champs are great champions. Both champs have their pros and cons. In League's current meta, Veigar usually wins when taking on Ahri, with a 52.8% win rate. Thus, Veigar makes a good counter to Ahri.
While Veigar does have a higher win rate than Ahri, when facing one another, Veigar also has a greater difficulty level that makes him a more time consuming character to develop with. You should be be fine when picking Veigar into Ahrias his relative depth means that you may not be able to reach his full potential without a lot of practice beforehand.
Furthermore, Veigar also has a good amount of CC and other utility, a similar amount to Ahri. This makes her just as valuable during team fights, especially when facing champions with a ton of burst damage.
While there is not one best champion overall in League of Legends, in Veigar vs Ahri matchups, Veigar is the better champ with a noticably higher win rate, more champion depth, and a similar amount of utility to help out your team members during late stage team fights.
Veigar is an above average counter to Ahri. Make sure you focus your strategy on maximizing your gold and cs and clearing objectives. If you are able to do that, you should do very well as Veigar against Ahri.
If you would like to truly master Veigar to counter Ahri during both the early game and mid / late game phases of League of Legends, you should keep reading to learn a few extra lessons on this matchup. If you mind the build and stats shown above, you should increase your win rate significantly and be that much closer to League of Legends pro players.
Veigar on average gets a similar amount of CS relative to Ahri. Champions who on average don't get much CS typically don't require much CS to be effective, such as supports. They are capable of scaling well off of their skills, stats, and first items alone. Yet, champs with a lot of CS, such as hyper-carries, typically have to have many items to be effective. In either situation, try to do better than the values shown here to do well.
The best items to focus on in your Veigar versus Ahri build include Rabadon's Deathcap, Cryptbloom, and Luden's Companion. When Veigar used at least these three pieces in his build, he did much better vs. Ahri than with most other commonly used builds. In fact, Veigar had an average win rate of 52.8% battling Ahri with these items in his kit.
To have the greatest chance of vanquishing Ahri as Veigar, you should take the First Strike, Magical Footwear, Biscuit Delivery, Cosmic Insight, Manaflow Band, and Transcendence runes from the Inspiration and Sorcery rune sets. Out of all the runes players picked for Veigar vs Ahri face-offs, this combo of runes resulted in the highest win rate. Moreover, these runes gave a 52.8% winrate overall.
If you would like to view Veigar x Ahri tips and builds for a a specific player tier, feel free to select one from the selection menu displayed above. If viewing for the first time, the stats and strategies given are computed using all games run with both champs.